Finding the Fourth Proportional to 2,128,797.86, 3,194,193.29 and 930,565.26
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Solution
The fourth proportional to 2,128,797.86, 3,194,193.29 and 930,565.26 is: 1,396,283.49
Step by Step Solution
- Step 1: Write the proportion equation
2,128,797.86 : 3,194,193.29 = 930,565.26 : x - Step 2: Convert to fraction form
2,128,797.86/3,194,193.29 = 930,565.26/x - Step 3: Cross multiply
2,128,797.86x = 3,194,193.29 × 930,565.26 - Step 4: Simplify right side
2,128,797.86x = 2,972,405,304,746.28 - Step 5: Solve for x
x = 2,972,405,304,746.28/2,128,797.86 - Step 6: Final answer
x = 1,396,283.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.